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5487660774 = 232437090001
BaseRepresentation
bin1010001110001011…
…10000111011100110
3112011110000001101100
411013011300323212
542214320121044
62304311340530
7252663230001
oct50705607346
915143001340
105487660774
112366706842
121091981746
13695bb346b
143a0b64538
15221b83869
hex147170ee6

5487660774 has 24 divisors (see below), whose sum is σ = 12166443432. Its totient is φ = 1786680000.

The previous prime is 5487660751. The next prime is 5487660793. The reversal of 5487660774 is 4770667845.

It is a super-2 number, since 2×54876607742 = 60228841540996558152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5487660774.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3544227 + ... + 3545774.

It is an arithmetic number, because the mean of its divisors is an integer number (506935143).

Almost surely, 25487660774 is an apocalyptic number.

5487660774 is an abundant number, since it is smaller than the sum of its proper divisors (6678782658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5487660774 is a wasteful number, since it uses less digits than its factorization.

5487660774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7090052 (or 7090049 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 54.

The square root of 5487660774 is about 74078.7471141352. The cubic root of 5487660774 is about 1763.8531257385.

The spelling of 5487660774 in words is "five billion, four hundred eighty-seven million, six hundred sixty thousand, seven hundred seventy-four".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 7090001 14180002 21270003 42540006 63810009 127620018 304870043 609740086 914610129 1829220258 2743830387 5487660774